<style>
    .dom1>li:nth-child(2){
        border-bottom: 2px solid red;
    }
</style>
<ul class="dom1_b">
    <li ng-repeat="item in two">
        <a href="javascript:;">
            <img ng-src="{{item.img}}" alt="">
            <p>
                <span>{{item.text}}</span>
                <span><i class="iconfont icon-aixin" style="color:#f14046;"></i>{{item.love}}</span>
            </p>
        </a>

    </li>
</ul>